Martin J. Adelman, Shubha Ghosh, Amy Landers, Toshiko Takenaka
West, 2011
Buku Teks
Richard Hacon, Jochen Pagenberg.
Aspen Publishers,, 2008
Buku Teks
Adelman, Martin J.
Thomson/West, 2009
Buku Teks
Hubel, Andreas
Springer, 2012
eBooks
editor, Douglas W. Wyatt
American Bar Association, 1984
Buku Teks